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A079856
Duplicate of A073329.
0
2, 10, 60, 420, 4290, 53130, 903210, 17687670, 406816410, 11125544430
OFFSET
1,1
CROSSREFS
Sequence in context: A098616 A082042 A260657 * A073329 A290446 A350225
KEYWORD
dead
STATUS
approved